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Testing Status of Metasystox R M20416


CASRN: 301-12-2

Formula: C6-H15-O4-P-S2

Synonyms/Common Names

  • Phosphorothioic acid, S-(2-(ethylsulfinyl)ethyl) O,O-dimethyl ester (9CI)

Known Uses

Insecticide & acaricide on deciduous fruits, cotton, vegetables & nuts. Associated with tobacco: reported either as a natural component of tobacco, pyrolysis product (in tobacco smoke), or additive for one or more types of tobacco products.

Chemical Properties

Toxicity Effects (HSDB)

Genetic Toxicology

  • Salmonella  (328075)  Completed 
    • Citation: Zeiger, E., Anderson, B., Haworth, S., Lawlor, T., and Mortelmans, K. Salmonella mutagenicity tests. IV. Results from the testing of 300 chemicals Environ. Molec. Mutagen. Vol. 11 (Suppl 12) (1988) 1-158
    •  Positive